*{margin:0px;padding:0px;}
body{
	background-color: #666;
	font-family: 'georgia' ,'Microsoft Yahei';
}
#login{
	display: block;
	max-width: 350px;
	height:400px;
	margin:100px auto 20px;
	padding-top:50px;
	background:#fff;
	border-radius:8px;
	box-shadow: 2px 2px 6px #222;
}
h1 {
	display: block;
	width:80px;
	height: 80px;
	overflow:hidden;
	margin:0px auto 40px;
	border-radius:40px;
	background:#333;
	line-height: 80px;
	text-align: center;
	font-size: 80px;
	font-weight:normal;
	color:#fff;
}
input {
	display:block;
	height: 40px;
	margin: 20px auto;
	padding:0px 20px;
	border: none;
	outline:none;
	background-color:#ddd;
	border-radius:4px;
	font-size: 24px;
	line-height: 40px;
	transition: 0.1s;
}
.input_text {
	width: 220px;
}
.input_text:focus{
	background-color:#ccc;
	box-shadow:2px 2px 6px #333 inset;
}
.button {
	width: 260px;
	font-size: 20px;
}
.button:hover,.button:focus{
	background: #aaa;
	color:#333;
	outline:none;
	cursor:pointer;
}
@media screen and (max-width: 400px){
	body{
		background-color: #fff;
	}
	#login{
		border-radius:0px;
		box-shadow: none;
	}
}